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16632 (1993 OH4)
Classification: Main-belt Asteroid          SPK-ID: 2016632
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07210243766485565 2.9847e-08  
a 2.297628673181432 7.951e-09 au
q 2.131964044996383 7.0051e-08 au
i 1.218338873812373 3.347e-06 deg
node 68.88658531807289 0.00019922 deg
peri 179.2368612312887 0.00020152 deg
M 53.1531904495756 3.0892e-05 deg
tp 2459208.678619968925
(2020-Dec-25.17861997)
0.00010896 TDB
period 1272.091030459058
3.48
6.6032e-06
1.808e-08
d
yr
n .2829986151777891 1.469e-09 deg/d
Q 2.463293301366481 8.5243e-09 au
  Orbit Determination Parameters
   # obs. used (total)      944  
   data-arc span      10219 days (27.98 yr)  
   first obs. used      1993-07-13  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57917  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 13:57:33  

Additional Information
 Earth MOID = 1.11821 au 
 Jupiter MOID = 2.53598 au 
 T_jup = 3.590 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.93   n/a E2021B10  

16632 (1993 OH4)          Discovered 1993-Jul-20 by Elst, E. W. at La Silla
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 OH4 = 1996 FC18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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